package com.sky.mapper;

import com.sky.dto.ShoppingCartDTO;
import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {


    /**
     * 根据用户id查询购物车
     * @param shoppingCart
     * @return
     */

    List<ShoppingCart> list(ShoppingCart shoppingCart);

    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void update(ShoppingCart item);

    @Insert("insert into shopping_cart (name,user_id, dish_id,setmeal_id, dish_flavor, amount,number, create_time,image) values " +
            "(#{name},#{userId}, #{dishId},#{setmealId}, #{dishFlavor}, #{amount},#{number}, #{createTime},#{image})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where user_id = #{userId}")
    void clear(Long userId);

    /**
     * 根据id删除购物车
     * @param id
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void delete(Long id);
}
